Toyota Venza: Mf1a Transfer / 4wd / Awd
- 4wd Control Ecu
- Active Torque Control 4wd System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Test Mode Procedure
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Fail-safe Chart
- Diagnostic Trouble Code Chart
- Low Power Supply Voltage (C1241/94)
- Control Module Communication Bus OFF (U0073/86,U0100/85,U0129/83)
- Malfunction in Deceleration Sensor (C1245/93)
- Cancellation of 4WD Control (C1299/99)
- ABS Malfunction (C1296/96)
- Linear Solenoid Circuit (C1298/98)
- Engine Circuit Malfunction (C1280/82)
- AWD Warning Light does not Come ON
- AWD Warning Light Remains ON
- TC and CG Terminal Circuit
- Transfer Assembly(when Not Using The Engine Support Bridge)
- Transfer Assembly(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Not Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(for Rh Side)
- Transfer Case Rear Oil Seal
- Transfer Oil
- Transfer System
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR DRIVE SHAFT ASSEMBLY
(a) Align the shaft splines and install the rear drive shaft assembly
using a screwdriver and hammer.
NOTICE:
...
4wd Control Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE RH
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH
3. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB ...
Other materials about Toyota Venza:
Check CAN Bus Lines for Short Circuit
DESCRIPTION
There may be a short circuit in the CAN bus main wire and/or CAN branch wire
when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is below
54 Ω.
Symptom
Trouble Area
Resistance betwe ...
Check CAN Bus Line for Short to +B
DESCRIPTION
There may be a short circuit between the CAN bus main wire and +B when no resistance
exists between terminals 6 (CANH) and 16 (BAT) or 14 (CANL) and 16 (BAT) of the
DLC3.
Symptom
Trouble Area
No resistan ...
Power Seat Position is not Memorized
DESCRIPTION
The main body ECU (driver side junction block assembly) receives seat memory
switch signals from the outer mirror control ECU assembly LH via CAN communication.
If the seat memory SET switch is being pressed when one of the M1 or M2 switches
...
0.1211